OpenTechnical

OT-2026-000099138

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000099138) never changes.

Identity and time

Publication numberOT-2026-000099138 · never reused
Internal UUID01a0aea2-8288-7328-818d-b88f471c9895 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099138
StatusPUBLIC

Content hashes

Canonical text798d6758b9d558ef369f3585459b0b8733ebc6f2d3d868ee4c3ce21f4ce03cac
Markdown13345a583a368f09f6b96907e8e5a5482c822598e45d367bb50eabb8b411605d
PDF
Publication page1335f323d8c950bff9c7a4f27dc3fcb3585474f8417626cc31cf64a328844cd3
Manifest50343ebd237dc880ad80caa142ac2a23a6551cbd9d30b1f8018401cba316424f

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureFOnVBpAgHNocIVIfzDEPUTsoU/ASg0mAId/5ktohE8NXDhnhBDki4i92JD1VjmtQR7QjrLk4tQL2VN3aGuRtCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:30.542558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099138
observed 1335f323d8c950bff9c7a4f27dc3fcb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.524583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099138/manifest.json
observed 50343ebd237dc880ad80caa142ac2a23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.506600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099138/publication.md
observed 13345a583a368f09f6b96907e8e5a548...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.488791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099138/publication.txt
observed 798d6758b9d558ef369f3585459b0b87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.